Home / 52,708,348.65-72,738,263.88-30,368,988.36

Finding the Fourth Proportional to 52,708,348.65, 72,738,263.88 and 30,368,988.36

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Solution

The fourth proportional to 52,708,348.65, 72,738,263.88 and 30,368,988.36 is: 41,909,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,708,348.65 : 72,738,263.88 = 30,368,988.36 : x
  2. Step 2: Convert to fraction form
    52,708,348.65/72,738,263.88 = 30,368,988.36/x
  3. Step 3: Cross multiply
    52,708,348.65x = 72,738,263.88 × 30,368,988.36
  4. Step 4: Simplify right side
    52,708,348.65x = 2,208,987,489,098,328.25
  5. Step 5: Solve for x
    x = 2,208,987,489,098,328.25/52,708,348.65
  6. Step 6: Final answer
    x = 41,909,631.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.